## Reading layer `location' from data source `C:\Dev\Projects\CafPlantGridPointSurvey\R\AggregateYieldAndBiomass_1999-2016\input\CookEast_GeoreferencePoints_171127.json' using driver `GeoJSON'
## Simple feature collection with 369 features and 5 fields
## geometry type:  POINT
## dimension:      XY
## bbox:           xmin: -117.0889 ymin: 46.77863 xmax: -117.0766 ymax: 46.78357
## epsg (SRID):    4326
## proj4string:    +proj=longlat +datum=WGS84 +no_defs
## Reading layer `location' from data source `C:\Dev\Projects\CafPlantGridPointSurvey\R\AggregateYieldAndBiomass_1999-2016\input\CookEast_GeoreferencePoints_171127.json' using driver `GeoJSON'
## Simple feature collection with 369 features and 5 fields
## geometry type:  POINT
## dimension:      XY
## bbox:           xmin: -117.0889 ymin: 46.77863 xmax: -117.0766 ymax: 46.78357
## epsg (SRID):    4326
## proj4string:    +proj=longlat +datum=WGS84 +no_defs
## Reading layer `location' from data source `C:\Dev\Projects\CafPlantGridPointSurvey\R\AggregateYieldAndBiomass_1999-2016\input\CookEast_GeoreferencePoints_171127.json' using driver `GeoJSON'
## Simple feature collection with 369 features and 5 fields
## geometry type:  POINT
## dimension:      XY
## bbox:           xmin: -117.0889 ymin: 46.77863 xmax: -117.0766 ymax: 46.78357
## epsg (SRID):    4326
## proj4string:    +proj=longlat +datum=WGS84 +no_defs
## Reading layer `location' from data source `C:\Dev\Projects\CafPlantGridPointSurvey\R\AggregateYieldAndBiomass_1999-2016\input\CookEast_GeoreferencePoints_171127.json' using driver `GeoJSON'
## Simple feature collection with 369 features and 5 fields
## geometry type:  POINT
## dimension:      XY
## bbox:           xmin: -117.0889 ymin: 46.77863 xmax: -117.0766 ymax: 46.78357
## epsg (SRID):    4326
## proj4string:    +proj=longlat +datum=WGS84 +no_defs
## Reading layer `location' from data source `C:\Dev\Projects\CafPlantGridPointSurvey\R\AggregateYieldAndBiomass_1999-2016\input\CookEast_GeoreferencePoints_171127.json' using driver `GeoJSON'
## Simple feature collection with 369 features and 5 fields
## geometry type:  POINT
## dimension:      XY
## bbox:           xmin: -117.0889 ymin: 46.77863 xmax: -117.0766 ymax: 46.78357
## epsg (SRID):    4326
## proj4string:    +proj=longlat +datum=WGS84 +no_defs

Summary by year and crop